JP4426511B2 - Curtain wall unit, method for installing curtain wall unit, and method for decorating outer wall surface - Google Patents

Description

  The present invention relates to a curtain wall unit, a method for attaching the curtain wall unit, and a method for decorating the outer wall surface.

When an exterior panel is used when constructing an outer wall of a curtain wall, there is a demand for a large panel, particularly a long panel. With the increase in size of the panel, it is necessary to consider earthquake resistance, and it is necessary to prevent the workability from deteriorating.
For this purpose, there is a unitization means. In Patent Document 1, a plurality of concrete panels are attached to a base frame to form a curtain wall unit, and the curtain wall unit is attached to a building structure at the base frame portion.
However, the concrete panels are arranged in the vertical direction, and are not arranged in the horizontal direction as in the present invention. Moreover, since the concrete panel is fixed to the base frame with a rigid structure by bolts embedded in the concrete panel, it is considered that there is a difficulty in earthquake resistance.
Japanese Patent Laid-Open No. 2003-64815

  Therefore, the main subject of this invention is providing the curtain wall unit which is excellent in earthquake resistance, and is excellent in workability, the attachment method of a curtain wall unit, and the makeup | decoration method of the outer wall surface.

The present invention that has solved the above problems is as follows.
<Invention of Claim 1>
A base material over a predetermined area fixed to the structural material, and three or more vertical bones including a middle portion arranged in the vertical direction with a space in the transverse direction with respect to the surface and each fixed to the base material; Configure the unit base with
A laterally extending exterior panel straddling between corresponding laterally spaced longitudinal bones, and adjacent to the longitudinal direction, respectively held by a supporting member with respect to the longitudinal bone; A number of panel groups are held for the entire substrate,
Frame members are arranged around the four sides of the unit base, and these frame members are fixed to the unit base to constitute a unit.
Curtain wall unit characterized by that.

(Function and effect)
In the present invention, the corresponding exterior panels extending in the lateral direction are straddled between the longitudinal bones spaced in the lateral direction, and adjacent to the longitudinal direction, the longitudinal bones are respectively held via support members. It is. Thereby, a large number of panel groups can be held with respect to the entire unit base. Here, since the longitudinal bone is fixed to the base material fixed to the structural material, it becomes a member that is stable in strength. Therefore, since the panel is straddled between the longitudinal bones that are stable in strength, the panel support structure is stable in strength.
On the other hand, since it is sufficient for the frame material to hold the edge of the panel around the four circumferences, a frame material having a high strength is not necessary, and for example, an aluminum alloy mold material is sufficient.

<Invention of Claim 2>
The curtain wall unit according to claim 1, wherein each frame member is fixed to the longitudinal bone.

(Function and effect)
Each frame member is fixed to the vertical bone, and if necessary, a stable unit can be configured without fixing to the base material.

<Invention of Claim 3>
The curtain wall unit of Claim 1 which formed the recessed part which the side part of the said longitudinal bone and the longitudinal direction edge part of a panel insert in the vertical frame material among the said frame materials.

(Function and effect)
As the frame material, one having high strength is not required, and therefore, an aluminum alloy mold material can be adopted. As a result, the concave portion can be easily formed. If the structure is such that the side portion of the vertical bone is inserted into the concave portion of the vertical frame member, the vertical frame member becomes stable.
In addition, the lateral displacement of the panel can be prevented by fitting the longitudinal end of the panel into the recessed portion of the stable vertical frame member.
In this case, in the embodiment described later, if the recessed portion for insertion on the longitudinal bone side portion and the recessed portion for insertion on the longitudinal end portion of the panel are formed separately, the movement of the panel to the indoor side can be supported by the indoor side piece of the recessed portion. Although it is possible and the movement in the indoor / outdoor direction can be restricted and the movement becomes more stable, a common recess may be used if necessary.

<Invention of Claim 4>
The upper and lower parts of at least one vertical frame member integrated with upper and lower short pieces in the horizontal direction are covered with the concave portion of the vertical frame member from the outside on the side of the vertical bone. 4. The curtain wall unit according to claim 3, wherein the curtain wall unit is fixed by covering the upper short piece and the upper frame member with a sleeve from above to approach the longitudinal ends of the upper frame member and the lower frame member.

(Function and effect)
For example, in the case of a glass sash, it is normal to cut off the edge of the frame member at 45 degrees and frame it through a corner member. However, in the case of an exterior panel, it is not preferable to support it with a rigid structure in consideration of dimensional stability or the like, or panel movement during an earthquake. Therefore, with the structure according to the present invention, even if the panel is long in the horizontal direction, the frame can be adjusted so as to be adjusted in accordance with the amount of movement in the horizontal direction and the panel length. Moreover, when the base material is, for example, a concrete panel, it is not necessary to consider the intrusion of rainwater between the panel groups into the indoor side, so the upper short piece and the upper frame material are covered with a sleeve from above and fixed. All you need to do is easy to install.

<Invention of Claim 5>
The curtain wall unit according to claim 1, wherein the base material is a concrete panel, and the longitudinal bone is fixed with an anchor embedded at a tip thereof.

(Function and effect)
In the present invention, the substrate may be a member having an area substantially corresponding to the unit size, and the type of the member is not limited, and various face materials, combination members, PC concrete plates, etc. are used. However, in the case of a large area (for example, a width of 1 m or more and a length of 20 cm or more), it is desirable that the panel is a high strength concrete panel in combination with, for example, a ceramic-based panel that is heavy in weight. . With such a high-strength concrete panel, the fixation of the vertical bone group is stable, and further, the vertical bone can be firmly fixed by embedding the tip of the anchor in the concrete panel and using an anchor.

<Invention of Claim 6>
A plurality of locking metal fittings as the support members are fixed at intervals in the height direction of the vertical bones, and locking recesses formed on the back surface of the panel are locked to the locking metal fittings. The curtain wall unit according to claim 1, wherein the curtain wall unit is held with respect to the vertical bone via a locking fitting.

(Function and effect)
By fixing a large number of locking fittings as the support member on the vertical bone at intervals in the height direction, and locking the locking recesses formed on the back surface of the panel to the locking fittings, The construction of holding the panel group with respect to the vertical bone via the locking metal fitting becomes simple.

<Invention of Claim 7>
The curtain wall unit according to claim 1 or 6, wherein a cushioning material for supporting a panel is attached to an outer surface side of the longitudinal bone, and the cushioning material for supporting the panel is in contact with a back surface of each panel.

(Function and effect)
When a cushioning material for panel support is attached to the outer surface side of the longitudinal bone, and the cushioning material for panel support is in contact with the back surface of each panel, the cushioning effect by the cushioning material when the panel vibrates during an earthquake, etc. It will be highly earthquake resistant.
Further, as described in claim 6, when holding the panel by the locking metal fitting, if the panel is locked so as to be pressed against the elastic pressure of the cushioning material, the panel can be prevented from rattling in the outdoor direction. Arise. Further, in this case, since the cushioning material of the panel is in contact, the cushioning effect is exhibited even in the lateral movement.

<Invention of Claim 8>
The vertical bone has support portions projecting to the outdoor side on both lateral sides, and the panel support cushioning material is provided on the outdoor side of these support portions, and each panel support cushioning material is provided on each panel. The curtain wall unit according to claim 7, wherein the curtain wall unit is in contact with the back surface.

(Function and effect)
There is a support part projecting to the outdoor side on both sides in the lateral direction, the panel support cushioning material is provided on the outdoor side of these support parts, and each panel support cushioning material is in contact with the back surface of each panel In this case, since two panel supporting cushions face each other at the end of the panel, a stable cushioning effect is exhibited.
On the other hand, the locking metal fitting according to claim 6 can be fixed between the support portions, which is advantageous in terms of a fixing space for the locking metal fitting.

<Invention of Claim 9>
The vertical bone has support portions projecting to the outdoor side on both lateral sides, and the buffer material for supporting the panel is provided on the outdoor side of these support portions, respectively.
A plurality of locking fittings as the supporting member are fixed at intervals in the height direction between the supports of the vertical bones, and locking recesses formed on the back surface of the panel are locked to the locking fittings. The panel group is held with respect to the vertical bone via a locking bracket,
2. The curtain wall unit according to claim 1, wherein in the holding state, each of the panel support cushioning materials is in contact with the back surface of each of the panels.

(Function and effect)
The same effects as those of the eighth aspect can be achieved.

<Invention of Claim 10>
The panel at a certain height position is arranged adjacent to each other in the horizontal direction through the vertical joint, and this adjacent arrangement form extends vertically.
The vertical joint portion is provided with a joint support piece having at least two wing portions and a main body portion that are elastically deformable in the vertical direction, the main body portion is disposed in the adjacent gap of the panel of the vertical joint, and the wing portion is disposed in the adjacent upper panel. The curtain wall unit according to claim 1, wherein the curtain wall unit is interposed in a gap between the lower panel and the adjacent lower panel.

(Function and effect)
Although it is not impossible to make the unit large and to attach a long panel having a length corresponding to the unit, the burden of mounting the panel becomes excessively large and the workability is impaired. Therefore, it is desirable to arrange a plurality of panels adjacent to each other in the horizontal direction.
In this case, it is desirable to provide a shock-absorbing member between the upper panel end and the lower panel end from the viewpoint of improving the earthquake resistance. However, a shift occurs when the buffer member is provided.
Therefore, according to the structure of the present invention, a joint support piece having both wing portions and a main body portion is provided, the main body portion is placed in an adjacent gap of the panel of the vertical joint, and the wing portion is placed in an adjacent upper panel and an adjacent lower panel. Since the main body portion is in the adjacent gap of the vertical joint panel, the joint support piece can be prevented from moving in the lateral direction. In addition, since at least the two wings elastically deformable in the vertical direction are interposed in the adjacent vertical gaps, a buffering effect can be provided in the gap between the upper panel end and the lower panel end.

<Invention of Claim 11>
The curtain wall unit of Claim 10 which attaches the vertical joint sealing material shape | molded by the main-body part of the said joint support piece.

(Function and effect)
The vertical joints associated with a plurality of adjacent arrangements can be arranged with an irregular sealing material, but have difficulty in durability. In addition, the effect of buffering the lateral movement of the panel is small. Therefore, it is desirable in terms of durability to use a molded sealing material for the vertical joint.
According to the tenth aspect of the present invention, since the main body portion is positioned in the adjacent gap of the panel of the vertical joint on the joint support piece, the formed vertical joint sealing material can be attached using the main body portion. In other words, the joint support piece and the vertical joint seal that are fitted between the exterior panels are easily pulled out due to shaking such as an earthquake or long-term use. In the present invention, by attaching and connecting the joint support sealing material to the joint support piece, it is possible to prevent the joint support piece itself and the vertical joint seal from being displaced or pulled out, and the mounting stability is improved.

<Invention of Claim 12>
The curtain wall unit according to claim 11, wherein the vertical joint sealing material is a long molding material extending in the joint height direction, and is fitted and attached to each main body portion of the joint support piece group.

(Function and effect)
Preferably, as will be apparent from the following embodiments, when the main body portion is fitted in the through groove of the vertical joint sealing material, the through vertical joint sealing material can be attached continuously in the height direction. .

<Invention of Claim 13>
A curtain wall unit mounting method characterized by sequentially including the following steps.
Three or more longitudinal bones including a middle part are arranged in a longitudinal direction at intervals in a transverse direction with respect to the surface of the base material over a predetermined area fixed to the structural material, and each longitudinal bone is placed on the base material A step of constituting a unit base by being fixed to
Disposing frame members around the unit base, and fixing the frame members to the unit base;
A laterally extending exterior panel straddling between corresponding laterally spaced longitudinal bones, and adjacent to the longitudinal direction, respectively held by a supporting member with respect to the longitudinal bone; A step of holding a large number of panel groups with respect to the entire substrate.

(Function and effect)
As described in the operational effect of claim 1, this mounting method has high construction efficiency.

<Invention of Claim 14>
The curtain wall unit mounting method according to claim 13, wherein each frame member is fixed to the longitudinal bone.

<Invention of Claim 15>
A cosmetic method for an outer wall surface comprising the following steps in sequence.
Three or more vertical bones including a middle portion in the vertical direction are arranged at intervals in the horizontal direction with respect to the surface of the existing outer wall that covers a predetermined area fixed to the structural material. A step of fixing the base material to form a base,
Arranging frame members around the four bases, and fixing these frame members to the unit base;
A laterally extending exterior panel is straddled between corresponding laterally spaced longitudinal bones, and is adjacent to the longitudinal direction and held on the longitudinal bone via a support member, respectively, A step of holding a large number of panel groups for the whole.

(Function and effect)
The present invention can be used as a renovation method for existing outer walls. In this case, in addition to using the existing outer wall as a base material as it is, for example, when there is unevenness on the outer wall, an appropriate base material can be used as a base material. Both forms are included.

<Invention of Claim 16>
The cosmetic method for an outer wall surface according to claim 15, wherein each frame member is fixed to the longitudinal bone.

  If it requires above, according to this invention, it will be excellent in earthquake resistance and also excellent in workability.

Hereinafter, the best mode for carrying out the present invention will be described with reference to the drawings.
Since the structure is somewhat complicated, first, an overview of the whole will be described, and then a detailed description will be given as appropriate.
<Overall configuration>
1 to 3 show the entire curtain wall unit 1 according to the present invention. The unit 1 includes a base material 2 (PC concrete panel in the illustrated example) extending over a predetermined area fixed to a structural material (an enclosure or a vertical or invisible shape attached to the casing). ) And three or more vertical bones 3, 3... Arranged in the vertical direction at intervals in the horizontal direction with respect to the surface and fixed to the base material 2, respectively.
Frame members 21, 22, 23, and 24 are arranged around the four sides of the unit base 10, and these frame members 21, 22, 23, and 24 are provided on the unit base 10 in the form shown in FIG. It is fixed to the upper and lower ends of the bones 3, 3.
For example, a ceramic-type exterior panel 30 (inorganic fired panel) extending in the horizontal direction is disposed on the unit base 10. In the illustrated embodiment, as shown in FIG. Fourteen panels are arranged. These panels 30 straddle between the corresponding longitudinal bones 3 and 3 and are adjacent to each other in the longitudinal direction, and the supporting members 4 (detailed shapes are known in FIGS. 1 to 3). A large number of panel groups are held for the entire unit base 10.

<Detailed structure>
As shown in FIG. 1, the present invention does not exclude the form having the intermediate longitudinal bone 3 </ b> A when the panel 30 is straddled between the corresponding longitudinal bones 3 and 3. Hereinafter, since the intermediate longitudinal bone 3A has the same configuration as the panel end vertical bone 3, the configuration of the panel end vertical bone 3 will be mainly described.
Further, the vertical bones 3, 3... Have a relation that the base material 2 is a concrete panel. Therefore, the fixing bolts 5 are inserted into the insertion holes formed in the vertical bones 3, 3,. It is fixed by being driven into an anchor 6 embedded in. Reference numeral 7 shown in FIG. 4 and subsequent figures is a refractory material. In addition, in order to clarify the structure, a part of the refractory material 7 is not shown.
The fixing of the frame members 21, 22, 23, 24 to the corresponding longitudinal bones 3, 3,... Will be described. As can be seen with reference to FIGS. The frame 22, the left frame 23, and the right frame 24 are configured such that intermediate back surface side protruding pieces 21 </ b> A, 22 </ b> A, 23 </ b> A, and 24 </ b> A are brought into contact with the back surface of the longitudinal bone 3 and fixed with screws 25.
An outer surface side protruding piece 21B protrudes from the upper frame 21, and the upper end portion of the longitudinal bone 3 is swallowed between the upper frame 21 and the rear surface side protruding piece 21A. Although the left frame 23 and the right frame 24 are slightly different in shape, outer surface side protruding pieces 23B and 24B protrude from the left frame 23 and the right frame 24, respectively, and the side portions of the longitudinal bones 3 and 3 are formed between the rear surface side protruding pieces 23A and 24A. (In other words, the side part of the longitudinal bone 3 is fitted in the recessed part formed by the protruding pieces.) The lower frame 22 does not squeeze the lower end portion of the longitudinal bone 3.
Furthermore, a tight material locking recess 21C is formed on the outdoor side of the upper frame 21, and the upper tight material 21D is locked to this, and the tongue piece comes into contact with the upper surface of the uppermost panel 30 to prevent intrusion of rainwater. I try to prevent it. A tight material locking recess 22C is formed on the outdoor side of the lower frame 22, and the lower tight material 22D is locked thereon, and the tongue piece abuts on the lower surface of the lowermost panel 30 to prevent rainwater from entering. It is like that. On the outdoor side of the left frame 23 and the right frame 24, hook-shaped engaging recesses 23C and 24C are formed, and the longitudinal ends of the panel 30 are accommodated in a state where elastic plates 23D and 24D such as rubber for closing the end are accommodated. The panel 30 is stabilized by swallowing each part. At that time, the flanges on the outdoor side of the engaging recesses 23 </ b> C and 24 </ b> C have a dimensional relationship facing the outer surface of the panel 30.

Next, a form in which each panel 30 is held with respect to the longitudinal bone 3 (3A) via a support member (locking metal fitting) 4 will be described with reference to other drawings.
The support member 4 (locking metal fitting) is made of metal or the like having a high strength, and the entire shape is shown in FIG. That is, it has a lower fixing part 41 and an upper fixing part 42, and a J-shaped lower holding part 43 protrudes from the lower fixing part 41 to the outdoor side, and between the lower fixing part 41 and the upper fixing part 42, A J-shaped upper holding part 44 protrudes to the outdoor side.
Panel support cushions 45, 45 are attached to the outer surface of the longitudinal bone 3 on the fixed side of the panel 30 of the longitudinal bone 3 (3 </ b> A), as shown in FIGS. 13 and 14. . In the illustrated form, the longitudinal bone 3 has support portions 3B and 3B projecting to the outdoor side on both lateral sides, and the support portions 3B and 3B have panel support cushions attached to the mounting grooves. 45 and 45 are provided through, and when the panel 30 is supported by the support member 4 as will be described later, the panel support cushions 45 and 45 are in contact with the back surface thereof. Between the support portions 3B, 3B, a large number of support members 4, 4... Are arranged at intervals in the height direction, and the lower fixing portion 41 and the upper fixing portion 42 are provided with screws 46, 46. To the longitudinal bone 3.

Now, as can be seen mainly with reference to FIG. 8, a lower locking recess 31 is formed in the lower part and an upper locking recess 32 is formed in the upper part on the back side of the panel 30. The lower locking recess 31 of the panel 30 is locked and held by the J-shaped upper holding portion 44 of the support member 4, and the upper locking recess 32 is locked and held by the lower holding portion 43 of the upper support member 4. Has been. In such a locked / held state, the back surface of the panel 30 is in contact with the panel support cushioning materials 45, 45 or in a slightly pressed state.
Since the panel 30 arranged in the horizontal direction is shorter than the base material 2 (PC concrete panel in the illustrated example), the vertical joint S is formed. In the embodiment, since four panels are adjacently arranged in the horizontal direction, three vertical joints S, S, S are formed.

  As shown in FIGS. 17 and 18, a joint support piece 50 having both wing parts 52 and 52 and a main body part 51 that are elastically deformable at least in the vertical direction is disposed in the vertical joint S part. The joint support piece 50 has both wings to hold it, but these wings may be plate-like, but in order to increase the buffering force, the embodiment is made of rubber and increases the compression / buffering force. In addition, a gap is formed above and below the wing parts 52, 52. The whole joint support piece 50 can be made of metal.

  The main body 51 of the joint support piece 50 is interposed in the adjacent gap between the panels 30 and 30 of the vertical joint S, and the wing parts 52 and 52 are interposed in the gap between the adjacent upper panel and the adjacent lower panel. Further, in the intermediate longitudinal bone 3A portion, an interposition piece 55 whose shape is shown in FIG. 15 is interposed. The interposition piece 55 is made of an elastic or flexible material, and is made of metal in the embodiment, and has a shape in which an intermediate portion bulges in an arch shape in order to increase the spring deformation force.

  Specifically, the height direction positions of the wing part 52 and the interposition piece 55 of the joint support piece 50 are as follows: the lower surface of the upper holding part 44 of the support member 4 and the lower surface of the panel 30 as shown in FIG. Between. Thereby, as a result of pressing the upper surface of the panel 30 by the elastic restoring force of the wing parts 52, 52 of the joint support piece 50 and the elastic restoring force of the interposition piece 55, the portion protruding downward on the back side of the panel 30 is Since it stably bites into the letter-shaped lower holding part 43 and the J-shaped upper holding part 44, the holding of the panel 30 is stable, and the vibration of the intervening piece 55 and the joint support piece 50 is vibrated even during an earthquake. Since the parts 52 and 52 hold the panel 30 while absorbing, it is excellent in earthquake resistance.

  On the other hand, as shown in FIG. 16, the longitudinal joint S is provided with a long longitudinal joint sealing material 56 formed of rubber or the like. The vertical joint sealing material 56 has a recessed groove formed on the indoor side, and is attached by being fitted to the attachment holding portion 53 of the joint support piece 50. As a result, the vertical joint sealing material 56 is stably held in the vertical joint S.

  On the other hand, the left and right vertical frames 23 and 24 are fixed to the vertical bone 3 as described above. 10 to 12, the left frame 23 will be described as a representative example. In the upper and lower portions of the left frame 23, the upper and lower short pieces 26 and 27 in the horizontal direction are shown in advance (only the upper short piece 26 is shown in FIGS. The lower short piece 27 (shown in FIG. 5) is integrated with the longitudinal bone 3 by welding at the butt portion of 45 degrees, for example, on the side of the longitudinal bone 3, and the recess described above the left frame 23 In the state where it is covered from the outside, it is made to approach the longitudinal direction ends of the upper frame member 21 and the lower frame member 22, and is covered with the sleeve 28 from above over the upper short piece 26 and the upper frame member 21, for example, screws. 29 can be fixed to cover the connecting gap. The lower short piece 27 is not provided with a sleeve.

  Such units 1 are adjacently arranged vertically and horizontally as shown in FIGS. Each unit 1, 1,... Is fixed to a structural material (an enclosure, or a mounting or invisible shape attached thereto). Tight materials 61, 62, 64 and a seal material 63 are provided in the adjacent gap.

<Curtain wall unit installation method>
When installing the curtain wall unit, it can be attached sequentially in the following steps.
(1) Three or more longitudinal bones 3 and 3A including a middle portion in the longitudinal direction are arranged on the base material 2 over a predetermined area fixed to the structural material at a distance in the transverse direction with respect to the surface thereof, A step of constituting the unit base 10 by fixing the longitudinal bones 3 and 3A to the base material 2.
(2) A step of disposing the frame members 21 to 24 around the four sides of the unit base 10 and fixing the frame members 21 to 24 to the unit base 10.
(3) The ceramic panels 30, 30... Extending in the transverse direction are straddled between the corresponding longitudinally spaced longitudinal bones 3, 3, and adjacent to the longitudinal direction, the longitudinal bones 3, 3A. Are held through support members 4, 4... And a plurality of panel groups 30, 30.

<Coating method for outer wall surface>
For example, when the makeup of the surface of an existing PC concrete panel is basically not questioned, the makeup can be made sequentially in the following steps.
(4) Using the existing outer wall over a predetermined area fixed to the structural material as a base material 2, three or more longitudinal bones 3, 3A including a middle portion in the longitudinal direction with a space in the transverse direction with respect to the surface thereof. The process of arrange | positioning and fixing each vertical bone 3 and 3A to the said base material 2, and comprising a foundation | substrate.
(5) A step of disposing the frame members 21 to 24 around the four bases and fixing the frame members 21 to 24 to the unit base 10.
(6) The ceramic panels 30, 30... Extending in the horizontal direction are straddled between the corresponding longitudinally spaced longitudinal bones 3, 3, and adjacent to the longitudinal direction, the longitudinal bones 3, 3A. Are held through support members 4, 4... And a large number of panel groups 30, 30.

<Others>
Other modifications can be selected as appropriate under the technical idea of the present invention.

It is the whole unit front view. It is a horizontal sectional view of a unit. It is a longitudinal cross-sectional view of a unit. It is a principal part horizontal sectional view. FIG. 5 is an enlarged horizontal sectional view of FIG. 4. It is an expanded horizontal sectional view of the other site | part of FIG. It is a principal part longitudinal cross-sectional view. FIG. 8 is an enlarged vertical sectional view of the upper frame side unit of FIG. 7. FIG. 8 is an enlarged longitudinal sectional view of the lower frame side unit of FIG. 7. It is a front view of the connection part of an upper frame and a left frame. It is a 11-11 line arrow directional view. It is a top view of FIG. It is a perspective view which shows the relationship between a longitudinal bone and a panel. It is a perspective view of a longitudinal bone. It is a perspective view of an intervention piece. It is a plane sectional view showing details of a vertical joint part. It is a perspective view of a joint support piece. It is the perspective view which changed the viewpoint of the joint support piece. It is a perspective view of a supporting member.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Curtain wall unit, 2 ... Base material (PC concrete panel), 3 ... Vertical bone, 3A ... Intermediate vertical bone, 4 ... Support member, 5 ... Fixing bolt, 21 ... Upper frame material, 22 ... Lower frame material, 23 ... left frame member (vertical frame member), 24 ... right frame member (vertical frame member), 25 ... screw, 21A, 22A, 23A, 24A ... back side protruding piece, 23B, 24B ... outer side protruding piece, 21C, 22C ... tight material locking recesses, 23C, 24C ... engagement recesses, 21D, 22D ... tight materials, 23D, 24D ... elastic plate, 26 ... upper short piece, 27 ... lower short piece, 28 ... sleeve, 30 ... panel, 31 ... Lower locking recess, 32 ... Upper locking recess, 41 ... Lower fixing portion, 42 ... Upper fixing portion, 43 ... Lower holding portion, 44 ... Part holding portion, 45 ... Panel support cushioning material, 46 ... Bis, 50 ... Joint support piece, 51 ... Main body, 52 ... Wing, 53 ... Mounting protection Parts, 55 ... interposed piece, 56 ... vertical joint sealant, 61, 62, 64 ... tight material, 63 ... sealing material, S ... vertical joints.

Claims (16)

A base material over a predetermined area fixed to the structural material, and three or more vertical bones including a middle portion arranged in the vertical direction with a space in the transverse direction with respect to the surface and each fixed to the base material; Configure the unit base with
A laterally extending exterior panel straddling between corresponding laterally spaced longitudinal bones, and adjacent to the longitudinal direction, respectively held by a supporting member with respect to the longitudinal bone; A number of panel groups are held for the entire substrate,
Frame members are arranged around the four sides of the unit base, and these frame members are fixed to the unit base to constitute a unit.
Curtain wall unit characterized by that.   The curtain wall unit according to claim 1, wherein each frame member is fixed to the longitudinal bone.   The curtain wall unit of Claim 1 which formed the recessed part which the side part of the said longitudinal bone and the longitudinal direction edge part of a panel insert in the vertical frame material among the said frame materials.   The upper and lower parts of at least one vertical frame member integrated with upper and lower short pieces in the horizontal direction are covered with the concave portion of the vertical frame member from the outside on the side of the vertical bone. 4. The curtain wall unit according to claim 3, wherein the curtain wall unit is fixed by covering the upper short piece and the upper frame member with a sleeve from above to approach the longitudinal ends of the upper frame member and the lower frame member.   The curtain wall unit according to claim 1, wherein the base material is a concrete panel, and the longitudinal bone is fixed with an anchor embedded at a tip thereof.   A plurality of locking metal fittings as the supporting member are fixed at intervals in the height direction of the vertical bones, locking recesses formed on the back surface of the panel are locked to the locking metal fittings, and the panel group is The curtain wall unit according to claim 1, wherein the curtain wall unit is held with respect to the vertical bone via a locking fitting.   2. The curtain wall unit according to claim 1, wherein a cushion material for supporting the panel is attached to the outer surface side of the longitudinal bone, and the cushion material for supporting the panel is in contact with the back surface of each panel.   The vertical bone has support portions projecting to the outdoor side on both lateral sides, and the panel support cushioning material is provided on the outdoor side of these support portions, and each panel support cushioning material is provided on each panel. The curtain wall unit according to claim 7, wherein the curtain wall unit is in contact with the back surface. The vertical bone has support portions projecting to the outdoor side on both lateral sides, and the buffer material for supporting the panel is provided on the outdoor side of these support portions, respectively.
A plurality of locking fittings as the supporting member are fixed at intervals in the height direction between the supports of the vertical bones, and locking recesses formed on the back surface of the panel are locked to the locking fittings. The panel group is held with respect to the vertical bone via a locking bracket,
2. The curtain wall unit according to claim 1, wherein in the holding state, each of the panel support cushioning materials is in contact with the back surface of each of the panels. The panel at a certain height position is arranged adjacent to each other in the horizontal direction through the vertical joint, and this adjacent arrangement form extends vertically.
The vertical joint portion is provided with a joint support piece having at least two wing portions and a main body portion that are elastically deformable in the vertical direction, the main body portion is disposed in the adjacent gap of the panel of the vertical joint, and the wing portion is disposed in the adjacent upper panel. The curtain wall unit according to claim 1, wherein the curtain wall unit is interposed in a gap between the lower panel and the adjacent lower panel.   The curtain wall unit of Claim 10 which attaches the vertical joint sealing material shape | molded by the main-body part of the said joint support piece.   The curtain wall unit according to claim 11, wherein the vertical joint sealing material is a long molding material extending in the height direction of the joint, and is fitted and attached to each main body portion of the joint support piece group. A curtain wall unit mounting method characterized by sequentially including the following steps.
Three or more longitudinal bones including a middle part are arranged in a longitudinal direction at intervals in a transverse direction with respect to the surface of the base material over a predetermined area fixed to the structural material, and each longitudinal bone is placed on the base material A step of constituting a unit base by being fixed to
Disposing frame members around the unit base, and fixing the frame members to the unit base;
A laterally extending exterior panel straddling between corresponding laterally spaced longitudinal bones, and adjacent to the longitudinal direction, respectively held by a supporting member with respect to the longitudinal bone; A step of holding a large number of panel groups with respect to the entire substrate.   The curtain wall unit mounting method according to claim 13, wherein each frame member is fixed to the longitudinal bone. A cosmetic method for an outer wall surface comprising the following steps in sequence.
Three or more vertical bones including a middle portion in the vertical direction are arranged at intervals in the horizontal direction with respect to the surface of the existing outer wall that covers a predetermined area fixed to the structural material. A step of fixing the base material to form a base,
Arranging frame members around the four bases, and fixing these frame members to the unit base;
A laterally extending exterior panel is straddled between corresponding laterally spaced longitudinal bones, and is adjacent to the longitudinal direction and held on the longitudinal bone via a support member, respectively, A step of holding a large number of panel groups for the whole.   The cosmetic method for an outer wall surface according to claim 15, wherein each frame member is fixed to the longitudinal bone.

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